Shares in Leederville-based Blackham Resources Ltd have jumped 46 per cent after a resource boost in the Scaddan coal-to-liquids joint venture with Wesfarmers Premier Coal Ltd that is projected to have mine life of over 45 years.

Shares in Leederville-based Blackham Resources Ltd have jumped 46 per cent after a resource boost in the Scaddan coal-to-liquids joint venture with Wesfarmers Premier Coal Ltd that is projected to have mine life of over 45 years.